Science

Friday, 12 December 2025
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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NASA
In 1997, NASA, in collaboration with ESA and ASI (Italy), launched the Cassini-Huygens space-research mission.
Commonly referred to as Cassini, its goal was to study Saturn, its rings, and natural satellites. Ca ...
Deimos
Deimos was discovered by American astronomer Asaph Hall on August 12, 1877, through a telescope at the US Naval Observatory.
It was not discovered accidentally, the astronomer conducted observations precisely to find the planet's natural satellites.
Ganymede
Probably in 365 BC, the Chinese astronomer Gan De managed to observe Ganymede with the naked eye.
Tears
An excessive amount of tears often called pathological crying or laughing, may be an indication of a brain disease or Alzheimer’s disease.
Aurora
The aurora is an inseparable element of the polar regions.
It occurs in high latitudes, mainly beyond the Arctic Circle. It also happens, however, that under favorable conditions, it can be observed around the 50th parallel.
Titan
On October 15th, 1997, the Cassini-Huygens probe was launched towards Saturn, thanks to which Saturn, its rings, Titan, and Enceladus were examined.
The probe reached Saturn on July 1st, 2004, and six months later, on January 14th, 2005, the Huygens ...
Cosmos
The largest galaxy that has been spotted so far is IC 1101.
Located 1.04 billion light-years from Earth, this giant has a diameter of more than two million ligh ...
Moon
The diameter of the Moon is 3474 km, which means it is approximately 1/4 of the diameter of the Earth.
Anorexia Nervosa
It is not yet known exactly which genes are responsible for the onset of mental anorexia nervosa.
However, it has been found that the disorder is highly heritable. Studies of twins have shown that t ...
Graphene
Graphene is a desirable material due to its characteristics - the properties and use of graphene in the modern world can completely revolutionize science and technology.
Graphene is currently the thinnest, lightest, and strongest material discovered by man It is an exc ...